Rational recreations, in which the principles of numbers and natural philosophy are clearly and copiously elucidated, by a series of easy, entertaining, interesting experiments. Among which are all those commonly performed with the cards (1794)
Hooper, W. (William), fl. 1770 · London : Printed for B. Law and son, and G. G. and J. Robinson · leaf 39
D F H F//j. 3./t //. … RECREATIONS. 13 more than that of //i in order that itsimage G H, may be formed at a confider-able diftance, and confequently h& muchenlarged. Now this image will appeardiftin6l and confiderably magnified, andthat on two accounts : firfl in proportionas the diflance K/ is greater than /m^and…
Scientific recreations · Card games
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